Russia "Promservice" Co., Ltd. has successfully developed and produced metering equipment (heat meters, flow meters and flow meters) since 1992, system equipment management and product management for monitoring diagnostic parameters, production processes, and process energy consumption. • JSC "PromService" provides energy service audits, installation and services, energy-saving equipment experts, industrial safety testing, training, in the field of non-destructive testing, as well as design, installation and commissioning of energy-saving equipment.